13540189796 has 144 divisors (see below), whose sum is σ = 29251998720. Its totient is φ = 5476584960.

The previous prime is 13540189783. The next prime is 13540189799. The reversal of 13540189796 is 69798104531.

13540189796 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13540189799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 152136920 + ... + 152137008.

It is an arithmetic number, because the mean of its divisors is an integer number (203138880).

Almost surely, 2^13540189796 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13540189796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14625999360).

13540189796 is an abundant number, since it is smaller than the sum of its proper divisors (15711808924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13540189796 is an frugal number, since it uses more digits than its factorization.

13540189796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 53.

The spelling of 13540189796 in words is "thirteen billion, five hundred forty million, one hundred eighty-nine thousand, seven hundred ninety-six".